print("hello world")

print("\n")
print("this is")

print("hello world \n\n\nthis is my \tfile u r \t\t\t\tquite familiar \twith the environment")

print("\n)
print("this is")


print("hello world \n\n\nthis is my \tfile u r \t\t\t\tquite familiar \twith the environment")
print("\n")
print()
print("\n")
print("this is")

print("hello world \nthis is \nmy file u r quite familiar \nwith the \nenvironment") 


#print("hello world      this is my file      u r quite familiar with the environment") 
print("hello world")
print("this is my file")
print("u r quite familiar with the environment")


print("hello world      this is my file      u r quite familiar with the environment") 

a="hello"
b="world"
c="class xi"

print(a)
print(b,end=" % ")
print('this is my file to check the content ')
print(c)

print()

print("blank line in the program")


print(a)
print(b,end=" % ")
print('this is my file to check the content ')
print(c)
print()
print()
print("blank line in the program")